Online PHP editor | output for EmiYn

@ 2014-08-26T16:14:04Z

<?php
$custom_fields = [
    'foo' => '17',
];

$time_intervals = ['day', 'month', 'year', 'hour', 'minute', 'period'];

$data = [
    'fooday' => '17',
    'foomonth' => 'March',
    'name' => 'Chris'
];

foreach (array_keys($custom_fields) as $name) {
    foreach ($time_intervals as $interval_name) {
        isset($data[$name . $interval_name]) && unset($data[$name . $interval_name]);
    }
}


var_dump($data);

// Result should be array that only contains $data['name'] = 'Chris'

Output for 5.4.0 - 5.4.32: Parse error: syntax error, unexpected 'unset' (T_UNSET) in /in/EmiYn on line 16
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29: Parse error: syntax error, unexpected '[' in /in/EmiYn on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5: Parse error: parse error, unexpected '[' in /in/EmiYn on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error in /in/EmiYn on line 2
Process exited with code 255.

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